A randomized 25 question test from a pool of 761 questions, good luck!
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make use of a DeviceNet protocol?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make use of firewall in its connection to the control network?
There are several layers in the DCS architecture. Which of the levels below would have direct control over the alarming system?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would allow various workstations to receive data from servers and controllers?
There are several different ways to let an operator know about an alarm in any HMI. Which of the answers below would best be described as a flashing alarm?
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best be used for an analog value that has no need of significant accuracy?
There are several fields in an Ethernet message frame structure. Which of the answers represent the content of the FCS field in the Ethernet message frame?
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best be used with analog values that require a significant degree of accuracy?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below best known for use with USB and bluetooth devices?
A typical HMI has several subsystems attached to it. Which of the subsystems below would be involved in the guardianship of the process control inputs?
Which answer below best reflects the baud rate of a serial communication channel that transmits 3 bit symbols at a rate of 3648 bps?
Ethernet/IP is based on a protocol that the higher OSI layers of DeviceNet uses. Which of the answers below is the correct acronym for this protocol?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of two output holding registers # 40002 & 40003 to the slave device
The wired Ethernet transmission standards are defined by the OSI model layers. Which of the answers below is one of those defining layers?
Which of the error detection methods below best relates to an "effectiveness of 90%"?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that can have 8, 16, or 32 inputs powered by 24Vdc, or 120Vac??
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "E"?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make use of a HART protocol?
There are several types of converters. Which one of the answers below is best known as a "Bridges"?
The term "Repeaters" relates best to which of the answers below?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that allows for a data connection to other networks, or RTUs and PLCs?
Which answer below is best described as the RS-485 standard for voltage range to receive a "Mark"?
In the protocol specifications of Modbus, there are standard 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the coils register addresses?
There are many options to choose from for alarm attributes. Which of the following alarm attributes would best be used when a process regularly exceeds it's limits for a brief period of time?
There are several advanced alarm methods available that provide a greater level of functionality. Which of the methods below Modifies an alarm using logic?